Currently Being ModeratedNov 17, 2012 6:47 PM (in response to steppa18)
Please include what os you are now running and the build of your Mac. (can be found under Apple menu about this mac>more info. This way you may be able to get more input to your question.
Currently Being ModeratedNov 17, 2012 6:48 PM (in response to steppa18)
You can't use a disk which originally shipped with a different Mac model on yours.
Currently Being ModeratedNov 18, 2012 10:04 AM (in response to Niel)
I don't ave the original disc tht cans with the system but I ave a original of a Mac os x 10.5.6
Currently Being ModeratedNov 18, 2012 10:09 AM (in response to sanjampet)
I'm running on any os at this because I upgrade to new HHD.... WHEN I PUT THE MAC OS X 10.5.6 inside the computer it say," that Mac os cannot be installed on this computer"... Why?